IT939097B - IMPROVEMENTS TO OPTICAL FIBER OPTICAL COMPARATORS - Google Patents

IMPROVEMENTS TO OPTICAL FIBER OPTICAL COMPARATORS

Info

Publication number
IT939097B
IT939097B IT2994371A IT2994371A IT939097B IT 939097 B IT939097 B IT 939097B IT 2994371 A IT2994371 A IT 2994371A IT 2994371 A IT2994371 A IT 2994371A IT 939097 B IT939097 B IT 939097B
Authority
IT
Italy
Prior art keywords
optical
comparators
optical fiber
fiber optical
optical comparators
Prior art date
Application number
IT2994371A
Other languages
Italian (it)
Original Assignee
Cie Des Compreurs
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from FR7040004A external-priority patent/FR2112717A5/fr
Priority claimed from FR7101304A external-priority patent/FR2122040A6/fr
Application filed by Cie Des Compreurs filed Critical Cie Des Compreurs
Application granted granted Critical
Publication of IT939097B publication Critical patent/IT939097B/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/026—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness by measuring distance between sensor and object

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Length Measuring Devices By Optical Means (AREA)
IT2994371A 1970-11-06 1971-10-15 IMPROVEMENTS TO OPTICAL FIBER OPTICAL COMPARATORS IT939097B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7040004A FR2112717A5 (en) 1970-11-06 1970-11-06
FR7101304A FR2122040A6 (en) 1971-01-15 1971-01-15

Publications (1)

Publication Number Publication Date
IT939097B true IT939097B (en) 1973-02-10

Family

ID=26216037

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2994371A IT939097B (en) 1970-11-06 1971-10-15 IMPROVEMENTS TO OPTICAL FIBER OPTICAL COMPARATORS

Country Status (3)

Country Link
DE (1) DE2155049A1 (en)
GB (1) GB1375021A (en)
IT (1) IT939097B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2178840B (en) * 1985-08-07 1989-08-23 English Electric Company Plc An optical sensor
US4672200A (en) * 1985-11-05 1987-06-09 Emhart Industries, Inc. Optical inspection of transparent layers
DE3644866A1 (en) * 1986-09-03 1988-03-17 Wolfgang Dr Ruhrmann Sensor
US4936681A (en) * 1986-09-03 1990-06-26 Wolfgang Ruhrmann Optical sensor
EP0555943B1 (en) * 1988-04-06 1996-06-19 Mitsubishi Denki Kabushiki Kaisha Optical distance detector
US5162661A (en) * 1990-02-08 1992-11-10 Pioneer Electronic Corporation Position detector for maintaining a fixed distance between two objects
GB9307484D0 (en) * 1993-04-08 1993-06-02 Lucas Ind Plc Optical displacement sensor

Also Published As

Publication number Publication date
GB1375021A (en) 1974-11-27
DE2155049A1 (en) 1972-05-10

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